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ariston

  1. H

    Thermostat issue on Ariston WRc-NSF Unvented Cylinder

    Hi I seem to have an issue with my thermostat on the Ariston WRc-NSF unvented cylinder. The water coming out of the hot water tap is very hot, but with the cylinder knob right down it still seems to 'click on', causing my programmer to send a hot water demand to the Vaillant ecoTeEC 637 System...
    • harpss1ngh
    • Thread
    • ariston cylinder thermostat unvented unvented cylinder
    • Replies: 1
    • Forum: UK Plumbers Forums
  2. N

    ariston ecombi. insufficient circulation error ? help

    I keep getting this error, I'll explain what happens. First thing in the morning when I get up usually the boiler has locked out with this error, it would appear that when the heating tries to kick in it trips the boiler. Now if I turn on the hot water tap then reset the boiler it fires up...
  3. Riley

    Ariston under sink heater, help!!!!

    Morning all trying to fit an undersink water heater for custard in a flat. Only position for it is in like an old airing cupboard in the centre of the property in the bathroom. Now ive just spoken with ariston as I wasn't sure about PRV termination and they don't endorse termination through...
  4. M

    Ariston boiler issue?

    Hi all. Quick query. Ariston combi comes on, pump and fan running. Boiler fires up but the temp shoots up to 70 and shuts down then when it cools down fires up again etc etc. pump has been replaced. Any ideas?? I'm thinking maybe a blockage.
  5. J

    Ariston ACO 32 MFFI Combi - hw only warm unless htg on

    Went to the above boiler last week, it kept blowing fuses. On looking at it, it was the div valve pin leaking onto the motor. I used the service kit and replaced the guts of the valve and the valve motor. Ran the boiler and tested hw and htg =happy days. I got a recall today as the customer...
  6. C

    Ariston euro combi a/23 mffi pump running nothing else .

    Hi all, I'm new on here so please go easy on me , got called out to a aristo a/23 mffi , pump running but nothing else. seems to be power to air pressure switch stats ect, the right hand pcb , got power going to the pump, none going to the fan only 12volts going up the neutral wire to the...
  7. H

    Ariston Boiler Help

    Hi guys i was just wondering if you could help me. If im posting in the wrong section you are welcome to point me in the right direction and if you require my gas safe number just ask and i will send you it, i did give it to an admin but i dont think it says on my profile. Anyway ive been...
  8. moonlight

    Ariston Fast Flue

    Hi, can anyone tell me the best place to buy an Ariston Fast Flue for an LPG water heater. Thanks
  9. L

    A23 Ariston Ignition Lockout

    Hi Guys The hot water seems to run Ok. When I turn the central heating on after a while the Ignition Lockout light comes on. This happens each time, otherwise the boiler works fine I have checked the resistance of the thermistor/thermostat and it measures 13.96 K Ohms. There is also a small...
  10. MZR

    ariston a23 mffi

    Hi all, i have a problem with the above boiler and the ignition lockout, the customer told me a few weeks ago it was locking out every hour or so and everytime i went round it didnt lockout at all but now its locking out every 5 secs or so i went round yesterday and the rads were heating up fine...
  11. N

    Ariston Aquabrave ITSI 215 unvented cylinder (twin coil)

    Can anyone shed some light on what the 3 No unlabeled connections are for on an Ariston Aquabrave ITSI unvented cylinder? I am prevented from posting an image of the cylinder here or even a link to a photo which I'm sure is as frustrating for you as it is for me. The cylinder is being fitted...
    • NLD
    • Thread
    • ariston cylinder unvented unvented cylinder
    • Replies: 5
    • Forum: Boiler Advice Forum
  12. J

    Ariston Microgenus 23 - tricky problem - could you advise?

    Hi everyone - this is my first post :blush5: apologies for the length of post - I'm not a plumber but a householder. I have an Ariston mircrogenus 23 combi boiler in my home which was there since before I bought the house (it was installed in 2004) - I was a little surprised as I thought that...
  13. A

    hello all ,looking for a bit of advice on Ariston genus combi boiler

    first thanks for adding me to your forum :wazzzup: i have a Ariston combi genus boiler , central heating and water all seem to be working fine , but the boiler seems to be rebooting or starting up and stopping all the time , noise is pretty irritating , will be fine for few hours then the...
    • aldo
    • Thread
    • ariston boiler combi combi boiler
    • Replies: 6
    • Forum: Boiler Advice Forum
  14. S

    Ariston clas 38 fault

    Hi, has any one ever come across ae on Ariston clas 38 that lights and then after a few minutes shows 5p3 (Flame cut off)on the display and then goes to 504 error (flame lift off) and then needs resetting.Any info on this boiler or known faults with this boiler would be appreciated as i have...
  15. M

    ariston microgenus 23mffi

    my central heating boiler has over the last 2 months started playing up.to begin with when it was on heating mode it comes on ok but sometimes when I put on the hot water it would sometimes cut off and wont restart.other times when the hot water does come on it cuts out which is very annoying if...
  16. G

    ariston 32microgenus dhw problem

    hi all looking for some advice on the above boiler i was called to property with hot water problem, customer said last person had changed the aps on it, when i tried bolier it worked fine then i tried again and nothing the light on the microswitch inside boiler did not light only lite when i...
  17. wattsie1987

    Ariston next 14

    What a pile of poop fitted one for the first time today. Rubbish fixing, pap flue and valves and to top it off missing tails. :cuss: Avoid!
  18. F

    Ariston clas he 30 problem

    Hi guys. I'm stuck here.5 year old boiler serviced every year not by me. Boiler is saying 504 - flame lift off after 3 attempts then lock out. First checked & cleaned sparker and detection probes still same fault. Done working pressure at meter and inlet at gas valve no problems there, flue is...
  19. R

    ariston eurocombi no hot water diverter valve ok

    hi all please help turn hot tap on no hot water plunger hits the 3 micro switches boiler doesn't fire manually lift plunger to the micro switches boiler fires up turn heating on boiler fire up turn hot tap on with heating on hot water turn heating off still get hot water turn down...
    • robbie8673
    • Thread
    • ariston hot water valve water
    • Replies: 2
    • Forum: Bathroom Advice
  20. B

    Ariston Clas HE

    Customer rang me to say no CH or HW or display on boiler. I haven't been yet but if she isolates the boiler, turn the power on again and there' a few flashing lights before no display again. Any ideas anyone?

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